drivers/scsi/megaraid.c:4470:26: sparse: sparse: incorrect type in argument 1 (different address spaces)

kernel test robot
2022-09-21T00:03:47Z

head: 60891ec99e141b74544d11e897a245ef06263052
commit: d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee ARM: mm: kill unused runtime hook arch_iounmap()
date: 3 months ago
config: arm-randconfig-s031-20220921 (https://download.01.org/0day-ci/archive/20220921/202209210702.mgBl7VIG-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/scsi/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

sparse warnings: (new ones prefixed by >>)
>> drivers/scsi/megaraid.c:4470:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@
drivers/scsi/megaraid.c:4470:26: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/megaraid.c:4470:26: sparse: got void *
drivers/scsi/megaraid.c:4529:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@
drivers/scsi/megaraid.c:4529:26: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/megaraid.c:4529:26: sparse: got void *
--
drivers/scsi/hptiop.c:150:17: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:171:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:171:9: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:171:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:208:18: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:208:18: sparse: expected void const volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:208:18: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:209:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:209:9: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:209:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:244:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] result @@ got int @@
drivers/scsi/hptiop.c:244:44: sparse: expected restricted __le32 [usertype] result
drivers/scsi/hptiop.c:244:44: sparse: got int
drivers/scsi/hptiop.c:289:35: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:276:32: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:277:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] cur_rptr @@ got restricted __le32 [usertype] outlist_rptr @@
drivers/scsi/hptiop.c:277:34: sparse: expected unsigned int [usertype] cur_rptr
drivers/scsi/hptiop.c:277:34: sparse: got restricted __le32 [usertype] outlist_rptr
drivers/scsi/hptiop.c:283:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] _tag @@ got restricted __le32 [usertype] val @@
drivers/scsi/hptiop.c:283:38: sparse: expected unsigned int [usertype] _tag
drivers/scsi/hptiop.c:283:38: sparse: got restricted __le32 [usertype] val
drivers/scsi/hptiop.c:288:52: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] outlist_rptr @@ got unsigned int [assigned] [usertype] cur_rptr @@
drivers/scsi/hptiop.c:288:52: sparse: expected restricted __le32 [usertype] outlist_rptr
drivers/scsi/hptiop.c:288:52: sparse: got unsigned int [assigned] [usertype] cur_rptr
drivers/scsi/hptiop.c:369:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:369:9: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:369:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:370:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:370:9: sparse: expected void const volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:370:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:453:64: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct hpt_iop_request_get_config *info @@ got struct hpt_iop_request_get_config [noderef] __iomem *config @@
drivers/scsi/hptiop.c:453:64: sparse: expected struct hpt_iop_request_get_config *info
drivers/scsi/hptiop.c:453:64: sparse: got struct hpt_iop_request_get_config [noderef] __iomem *config
drivers/scsi/hptiop.c:455:25: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:557:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:557:9: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:557:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:637:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct hpt_iopmv_regs *regs @@ got void [noderef] __iomem * @@
drivers/scsi/hptiop.c:637:24: sparse: expected struct hpt_iopmv_regs *regs
drivers/scsi/hptiop.c:637:24: sparse: got void [noderef] __iomem *
>> drivers/scsi/hptiop.c:643:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct hpt_iopmv_regs *regs @@
drivers/scsi/hptiop.c:643:34: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/hptiop.c:643:34: sparse: got struct hpt_iopmv_regs *regs
drivers/scsi/hptiop.c:667:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct hpt_iopmv_regs *regs @@
drivers/scsi/hptiop.c:667:26: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/hptiop.c:667:26: sparse: got struct hpt_iopmv_regs *regs
drivers/scsi/hptiop.c:933:27: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:938:34: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:939:30: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:943:43: sparse: sparse: invalid assignment: &=
drivers/scsi/hptiop.c:943:43: sparse: left side has type restricted __le32
drivers/scsi/hptiop.c:943:43: sparse: right side has type int
drivers/scsi/hptiop.c:944:43: sparse: sparse: invalid assignment: ^=
drivers/scsi/hptiop.c:944:43: sparse: left side has type restricted __le32
drivers/scsi/hptiop.c:944:43: sparse: right side has type int
drivers/scsi/hptiop.c:949:57: sparse: sparse: restricted __le32 degrades to integer
drivers/scsi/hptiop.c:949:48: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] intrfc_len @@ got unsigned int @@
drivers/scsi/hptiop.c:949:48: sparse: expected restricted __le32 [usertype] intrfc_len
drivers/scsi/hptiop.c:949:48: sparse: got unsigned int
drivers/scsi/hptiop.c:950:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:975:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:977:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:980:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:982:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:985:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:987:9: sparse: sparse: cast from restricted __le32
drivers/scsi/hptiop.c:990:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] inlist_wptr @@ got unsigned int @@
drivers/scsi/hptiop.c:990:35: sparse: expected restricted __le32 [usertype] inlist_wptr
drivers/scsi/hptiop.c:990:35: sparse: got unsigned int
drivers/scsi/hptiop.c:991:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int @@
drivers/scsi/hptiop.c:991:37: sparse: expected restricted __le32 [usertype]
drivers/scsi/hptiop.c:991:37: sparse: got unsigned int
drivers/scsi/hptiop.c:992:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] outlist_rptr @@ got unsigned int @@
drivers/scsi/hptiop.c:992:36: sparse: expected restricted __le32 [usertype] outlist_rptr
drivers/scsi/hptiop.c:992:36: sparse: got unsigned int
drivers/scsi/hptiop.c:1534:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:1534:9: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:1534:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:1535:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@
drivers/scsi/hptiop.c:1535:9: sparse: expected void const volatile [noderef] __iomem *addr
drivers/scsi/hptiop.c:1535:9: sparse: got restricted __le32 *
drivers/scsi/hptiop.c:150:17: sparse: sparse: dereference of noderef expression
drivers/scsi/hptiop.c:150:17: sparse: sparse: dereference of noderef expression
--
>> drivers/scsi/pcmcia/nsp_cs.c:1683:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@
drivers/scsi/pcmcia/nsp_cs.c:1683:34: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/pcmcia/nsp_cs.c:1683:34: sparse: got void *
drivers/scsi/pcmcia/nsp_cs.c: note: in included file:
drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned long *ptr @@
drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: expected void const volatile [noderef] __iomem *addr
drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: got unsigned long *ptr
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long *ptr @@
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: got unsigned long *ptr

vim +4470 drivers/scsi/megaraid.c

^1da177e4c3f415 Linus Torvalds 2005-04-16 4443
^1da177e4c3f415 Linus Torvalds 2005-04-16 4444 pci_set_drvdata(pdev, host);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4445
^1da177e4c3f415 Linus Torvalds 2005-04-16 4446 mega_create_proc_entry(hba_count, mega_proc_dir_entry);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4447
^1da177e4c3f415 Linus Torvalds 2005-04-16 4448 error = scsi_add_host(host, &pdev->dev);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4449 if (error)
^1da177e4c3f415 Linus Torvalds 2005-04-16 4450 goto out_free_mbox;
^1da177e4c3f415 Linus Torvalds 2005-04-16 4451
^1da177e4c3f415 Linus Torvalds 2005-04-16 4452 scsi_scan_host(host);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4453 hba_count++;
^1da177e4c3f415 Linus Torvalds 2005-04-16 4454 return 0;
^1da177e4c3f415 Linus Torvalds 2005-04-16 4455
^1da177e4c3f415 Linus Torvalds 2005-04-16 4456 out_free_mbox:
ec090ef8cd1c230 Suraj Upadhyay 2020-07-29 4457 dma_free_coherent(&adapter->dev->dev, sizeof(mbox64_t),
^1da177e4c3f415 Linus Torvalds 2005-04-16 4458 adapter->una_mbox64, adapter->una_mbox64_dma);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4459 out_free_irq:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4460 free_irq(adapter->host->irq, adapter);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4461 out_free_scb_list:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4462 kfree(adapter->scb_list);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4463 out_free_cmd_buffer:
ec090ef8cd1c230 Suraj Upadhyay 2020-07-29 4464 dma_free_coherent(&adapter->dev->dev, MEGA_BUFFER_SIZE,
^1da177e4c3f415 Linus Torvalds 2005-04-16 4465 adapter->mega_buffer, adapter->buf_dma_handle);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4466 out_host_put:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4467 scsi_host_put(host);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4468 out_iounmap:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4469 if (flag & BOARD_MEMMAP)
^1da177e4c3f415 Linus Torvalds 2005-04-16 @4470 iounmap((void *)mega_baseport);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4471 out_release_region:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4472 if (flag & BOARD_MEMMAP)
^1da177e4c3f415 Linus Torvalds 2005-04-16 4473 release_mem_region(tbase, 128);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4474 else
^1da177e4c3f415 Linus Torvalds 2005-04-16 4475 release_region(mega_baseport, 16);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4476 out_disable_device:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4477 pci_disable_device(pdev);
^1da177e4c3f415 Linus Torvalds 2005-04-16 4478 out:
^1da177e4c3f415 Linus Torvalds 2005-04-16 4479 return error;
^1da177e4c3f415 Linus Torvalds 2005-04-16 4480 }
^1da177e4c3f415 Linus Torvalds 2005-04-16 4481

:::::: The code at line 4470 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

--
0-DAY CI Kernel Test Service